20187943011

素因数分解:

$3^3\times {\mathrm{26951}}^1\times {\mathrm{27743}}^1$

素因数の和:54703

約数の個数: 16

約数和(自身を含む): 29910251520

約数和(自身を除く): 9722308509

約数列:

[1, 3, 9, 27, 26951, 27743, 80853, 83229, 242559, 249687, 727677, 749061, 747701593, 2243104779, 6729314337, 20187943011]

約数ペア:

[(1, 20187943011), (3, 6729314337), (9, 2243104779), (27, 747701593), (26951, 749061), (27743, 727677), (80853, 249687), (83229, 242559)]